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Answers.everydaycalculation.com » Compare fractions

Compare 21/42 and 7/35

21/42 is greater than 7/35

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 35 is 210

    Next, find the equivalent fraction of both fractional numbers with denominator 210
  2. For the 1st fraction, since 42 × 5 = 210,
    21/42 = 21 × 5/42 × 5 = 105/210
  3. Likewise, for the 2nd fraction, since 35 × 6 = 210,
    7/35 = 7 × 6/35 × 6 = 42/210
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 105/210 > 42/210 or 21/42 > 7/35

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